FreeCalypso > hg > freecalypso-reveng
diff pirelli/pcb @ 54:8e4dac492552
another Pirelli PCB tracing session, focusing on the display subsystem
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
---|---|
date | Sun, 28 Jul 2013 21:38:07 +0000 |
parents | b0f7481efc8b |
children |
line wrap: on
line diff
--- a/pirelli/pcb Fri Jul 26 03:15:57 2013 +0000 +++ b/pirelli/pcb Sun Jul 28 21:38:07 2013 +0000 @@ -8,6 +8,6 @@ any at all, other than maybe the grounding ones around the edges of the board. Instead most/all internal vias are blind, spanning from L2 through L7. At both surfaces there are micro-vias (with many/most of them one can't even -see the hope in steve-m's pictures, only a copper circle which one has to +see the hole in steve-m's pictures, only a copper circle which one has to infer is an "annulus" for a micro-via), and these micro-vias only go one layer deep: from L1 to L2, and from L8 to L7.